The Cheers (Season 5) DVD offers a number of hilarious episodes including the season premiere in which the audience discovers that Sam's marriage proposal from the previous year's season finale was directed at Diane. However, Diane feels that Sam is on the rebound from Janet, so she declines - requesting a more romantic setting for their engagement. When Sam proposes on a boat, Diane turns him down again then spends several episodes attempting to get Sam to propose once again. Meanwhile, Carla falls in love with Boston Bruins goalie Eddie LeBec (Jay Thomas) and John Cleese makes a guest appearance as a famous marriage counselor and friend of Frasier Crane. The season ends with Diane leaving Sam at the altar in order to finish a novel a publishing house is interested inů